Flat-furrow Hard Clam
NameFlat-furrow Hard Clam
Scientific NameMeretrix lyrata
Common NameFlat-furrow Hard Clam
FamilyVeneridae
GenusMeretrix
Specieslyrata
Geographic DistributionIndo-Pacific region, including Southeast Asia (e.g., Vietnam, Philippines, Thailand, Indonesia) and parts of the Indian Ocean.
Habitatintertidal
Average Size (mm)Typically ranges from 60 to 80 mm in length, though some specimens can grow larger.
Identifying FeaturesKey features include its strong, distinct, and somewhat flattened concentric ridges (lyrate sculpture) that cover the entire shell surface, giving it a 'furrowed' appearance. It has a robust and thick shell, a broadly oval shape, and often a glossy periostracum when alive.
Dietfilter-feeder
Raritycommon
Author Citation(Sowerby I, 1851)
Description
A robust, bivalve mollusk shell, characterized by prominent, somewhat flattened concentric ridges (or 'furrows' between them) on its surface. The shell is broadly oval and typically found in sandy marine environments, often partially buried.
